Home / 69,132.21-95,409.63-42,292.59

Finding the Fourth Proportional to 69,132.21, 95,409.63 and 42,292.59

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Solution

The fourth proportional to 69,132.21, 95,409.63 and 42,292.59 is: 58,368.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,132.21 : 95,409.63 = 42,292.59 : x
  2. Step 2: Convert to fraction form
    69,132.21/95,409.63 = 42,292.59/x
  3. Step 3: Cross multiply
    69,132.21x = 95,409.63 × 42,292.59
  4. Step 4: Simplify right side
    69,132.21x = 4,035,120,363.64
  5. Step 5: Solve for x
    x = 4,035,120,363.64/69,132.21
  6. Step 6: Final answer
    x = 58,368.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.